source: 3DVCSoftware/trunk/source/Lib/TLibExtractor/TExtrTop.cpp @ 1413

Last change on this file since 1413 was 1413, checked in by tech, 6 years ago

Merged HTM-16.2-dev@1412

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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license. 
5 *
6 * Copyright (c) 2010-2016, ITU/ISO/IEC
7 * All rights reserved.
8 *
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10 * modification, are permitted provided that the following conditions are met:
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13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
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18 *    be used to endorse or promote products derived from this software without
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TExtrTop.cpp
35    \brief    extractor class
36*/
37
38#include "TExtrTop.h"
39#if NH_MV
40TExtrTop::TExtrTop()
41{
42}
43
44TExtrTop::~TExtrTop()
45{
46}
47
48Void TExtrTop::init()
49{
50  m_cEntropyDecoder.init(&m_cPrediction, NULL);
51
52  m_acSPSBuffer.clear();
53}
54
55Bool TExtrTop::extract( InputNALUnit& nalu, std::set<UInt>& rsuiExtractLayerIds )
56{
57  //extraction now has to be done using layer_id
58  UInt uiLayerId      = nalu.m_nuhLayerId;
59
60 
61  // Initialize entropy decoder
62  m_cEntropyDecoder.setEntropyDecoder( &m_cCavlcDecoder );
63
64  TComInputBitstream inpBs = nalu.getBitstream(); 
65  m_cEntropyDecoder.setBitstream     ( &inpBs );
66 
67  if ( nalu.m_nalUnitType == NAL_UNIT_VPS )
68  {
69    // a hack for now assuming there's only one VPS in the bitstream
70    m_cEntropyDecoder.decodeVPS( &m_cVPS );     
71  }
72
73  if ( nalu.m_nalUnitType == NAL_UNIT_SPS )
74  {
75     TComSPS     cSPS;
76     m_cEntropyDecoder   .decodeSPS( &cSPS );
77     m_acSPSBuffer       .push_back( cSPS );
78  }
79
80  return ( rsuiExtractLayerIds.find( uiLayerId ) != rsuiExtractLayerIds.end() );
81}
82
83
84Void TExtrTop::dumpSpsInfo( std::ostream& rcSpsInfoHandle )
85{ 
86  rcSpsInfoHandle << "NumSPS = " << m_acSPSBuffer.size() << std::endl;
87 
88  std::list<Int>::iterator iterSPSLayerId = m_aiSPSLayerIdBuffer.begin(); 
89
90  for( std::list<TComSPS>::iterator iterSPS = m_acSPSBuffer.begin(); iterSPS != m_acSPSBuffer.end(); iterSPS++, iterSPSLayerId++ )
91  {     
92     rcSpsInfoHandle << "layer_id = "              << *iterSPSLayerId << std::endl;
93     rcSpsInfoHandle << "seq_parameter_set_id = "  << iterSPS->getSPSId() << std::endl;
94  }
95}
96
97Void TExtrTop::dumpVpsInfo( std::ostream& rcVpsInfoHandle )
98{ 
99  rcVpsInfoHandle << "MaxLayers      = " << m_cVPS.getMaxLayersMinus1() + 1 << std::endl; 
100  rcVpsInfoHandle << "MaxNuhLayerId  = " << m_cVPS.getVpsMaxLayerId() << std::endl;                     
101
102  for ( Int layerIdxInVps = 0; layerIdxInVps <= m_cVPS.getMaxLayersMinus1(); layerIdxInVps++ )
103  { 
104    Int layerId = m_cVPS.getLayerIdInNuh( layerIdxInVps ); 
105    rcVpsInfoHandle << "LayerIdxInVps  = " << layerIdxInVps                       << std::endl; 
106    rcVpsInfoHandle << "LayerIdInNuh   = " << layerId                             << std::endl; 
107    rcVpsInfoHandle << "ViewOrderIndex = " << m_cVPS.getViewIndex     ( layerId ) << std::endl;     
108    rcVpsInfoHandle << "DepthFlag      = " << m_cVPS.getDepthId       ( layerId ) << std::endl;     
109    rcVpsInfoHandle << "ViewId         = " << m_cVPS.getViewId        ( layerId ) << std::endl;     
110  }
111}
112#endif
113
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